fs/zfs/dnode.c

288 dnode_byteswap(dnode_phys_t *dnp)
290 	uint64_t *buf64 = (void*)&dnp->dn_blkptr;
293 	if (dnp->dn_type == DMU_OT_NONE) {
294 		bzero(dnp, sizeof (dnode_phys_t));
298 	dnp->dn_datablkszsec = BSWAP_16(dnp->dn_datablkszsec);
299 	dnp->dn_bonuslen = BSWAP_16(dnp->dn_bonuslen);
300 	dnp->dn_maxblkid = BSWAP_64(dnp->dn_maxblkid);
301 	dnp->dn_used = BSWAP_64(dnp->dn_used);
307 	ASSERT(dnp->dn_indblkshift <= SPA_MAXBLOCKSHIFT);
308 	ASSERT(dnp->dn_nblkptr <= DN_MAX_NBLKPTR);
309 	for (i = 0; i < dnp->dn_nblkptr * sizeof (blkptr_t)/8; i++)
317 	if (dnp->dn_bonuslen != 0) {
325 		int off = (dnp->dn_nblkptr-1) * sizeof (blkptr_t);
327 		ASSERT(DMU_OT_IS_VALID(dnp->dn_bonustype));
329 		    DMU_OT_BYTESWAP(dnp->dn_bonustype);
330 		dmu_ot_byteswap[byteswap].ob_func(dnp->dn_bonus + off, len);
334 	if (dnp->dn_flags & DNODE_FLAG_SPILL_BLKPTR)
335 		byteswap_uint64_array(&dnp->dn_spill, sizeof (blkptr_t));
407 dnode_create(objset_t *os, dnode_phys_t *dnp, dmu_buf_impl_t *db,
423 	dn->dn_phys = dnp;
425 	if (dnp->dn_datablkszsec) {
426 		dnode_setdblksz(dn, dnp->dn_datablkszsec << SPA_MINBLOCKSHIFT);
432 	dn->dn_indblkshift = dnp->dn_indblkshift;
433 	dn->dn_nlevels = dnp->dn_nlevels;
434 	dn->dn_type = dnp->dn_type;
435 	dn->dn_nblkptr = dnp->dn_nblkptr;
436 	dn->dn_checksum = dnp->dn_checksum;
437 	dn->dn_compress = dnp->dn_compress;
438 	dn->dn_bonustype = dnp->dn_bonustype;
439 	dn->dn_bonuslen = dnp->dn_bonuslen;
440 	dn->dn_maxblkid = dnp->dn_maxblkid;
441 	dn->dn_have_spill = ((dnp->dn_flags & DNODE_FLAG_SPILL_BLKPTR) != 0);
1011 dnode_special_open(objset_t *os, dnode_phys_t *dnp, uint64_t object,
1016 	dn = dnode_create(os, dnp, NULL, object, dnh);
1068     void *tag, dnode_t **dnp)
1101 		*dnp = dn;
1196 	*dnp = dn;
1204 dnode_hold(objset_t *os, uint64_t object, void *tag, dnode_t **dnp)
1206 	return (dnode_hold_impl(os, object, DNODE_MUST_BE_ALLOCATED, tag, dnp));
1793 	dprintf_dnode(dn, "dn=%p dnp=%p used=%llu delta=%lld\n",
1912 		dnode_phys_t *dnp = data;
1918 			if ((dnp[i].dn_type == DMU_OT_NONE) == hole)